Ray Ambler novels
The second in Con Lehane's 42nd Street Library Mystery series, Murder in the Manuscript Room is a smart, compelling mystery in which the characters themselves are at least as interesting as the striking sleuthing. When a murder desecrates the somber, book-lined halls of New York City's iconic 42nd Street Library, Raymond Ambler, the library's curator of crime fiction, has a personal interest in solving the crime. His quest to solve the murder is complicated...
"The third book in an amazing series that features crime à la library at America's most famous institution of higher reading. A note from bartender Brian McNulty, Raymond Ambler's friend, confidant, and sometimes adviser, sets the librarian sleuth off on a murder investigation, one that he pursues reluctantly until a second murder upends the world as he knows it. The second victim is a lady friend of McNulty's-and the prime suspect is McNulty himself....